Specialized HARDROCK GX 1997 VS Trek 990 1996 specs comparison

Specialized Hardrock GX

General Infos

Model	Hardrock GX
Manufacturer	Specialized
Year of production	1997
Current price	Check price Here ==>
Color choice	- red -Blue
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 19 (inches) - 20.5 (inches) - 23 (inches)
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 19 (inches) - 20.5 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Specialized Hardrock'R
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Levers Shimano Brakes
Hubs for disc brakes	Q and R Rear: Shimano Cassette Front: SBC Aluminum Quick Release
Rims manufacturer	36-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Chromoly Main Triangle and hi-tensile Steel Rear Stays
Frame type	TIG-welded
Handlebar construction	SBC Aluminum
Handlebar extender	Optional
Handlebar stem details	SBC Fast Fit
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Shimano
Crankset parts and sizes	24/34/42 Teeth SBC Strongarm Sport
Gear shift levers	Grip Shift MRX-170
Rear gear set	11 - 28 Teeth 7-speed

Specialized Hardrock GX Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano AceraX Top-swing
Derailleur (Rear)	Shimano Alivio
Fork material	Unicrown Crown Chromoly
Fork type	SBC

Other Specs of Specialized Hardrock GX

Component group sets	Not Available
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	SBC Softlite Super
Seat post extension	30.4 (millimeters) Diameter Aluminum Micro-adjust

Trek 990

General Infos

Model	990
Manufacturer	Trek
Year of production	1996
Current price	Check price Here ==>
Color choice	-Gray
Sizes	- 13 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.10 (inches) Panaracer Smoke 2 Comp Front: 26 X 2.10 (inches) Panaracer Dart 2 Comp
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe PC-7 Levers Shimano Deore XT M-System Brakes
Hubs for disc brakes	Not Available
Rims manufacturer	32-hole Matrix Swami
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Double Butted Union Stainless Steel

Frame and Body Specs

Frame materials	True Temper OXIII
Frame type	TIG-welded Steel
Handlebar construction	Bontrager Race
Handlebar extender	Optional
Handlebar stem details	Bontrager Race
Headset size	1 1/8 (inches) Threadless Dia-Compe Kontak Aheadset SA-2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG90
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-UN72
Crankset parts and sizes	22/32/42 Teeth Shimano Deore XT
Gear shift levers	Grip Shift SRT-800 X-Ray
Rear gear set	11 - 28 Teeth 8-speed

Trek 990 Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano Deore XT Top-swing
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Butted Unicrown Crown Chromoly
Fork type	System 2

Other Specs of Trek 990

Component group sets	Shimano Deore XT
Pedals details	Shimano PD-M535 SPD
Rear shock absorber	Not Available
Saddle seat	Bontrager Plus 10 Lite
Seat post extension	27.2 (millimeters) Diameter System 2